package com.mk.controller;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

@Controller
public class UserController
{
	
	@RequestMapping("/hello")
	@ResponseBody
	public String deo() {
		System.out.println("方法执行.....");
		return "ok";
	}
	
	@RequestMapping("/testTy")
	public String testThymeleaf(Model model) {
		model.addAttribute("name", "程序...");
		return "test";
	}
	
	/**
	 * 页面跳转
	 * @return
	 */
	@RequestMapping("/add")
	public String userAdd() {
		return "/user/add";
	}
	@RequestMapping("/update")
	public String userSet() {
		return "/user/update";
	}
	
	/**
	 * 登录
	 * @return
	 */
	@RequestMapping("/toLogin")
	public String forLogin() {
		return "/login";
	}
	
	/**
	 * 登录 校验
	 * @return
	 */
	@RequestMapping("/login")
	public String login(String name,String password, Model model) {

		/**
		 * 使用Shiro编写认证操作
		 */
		//1.获取Subject
		Subject subject = SecurityUtils.getSubject();
		
		//2.封装用户数据
		UsernamePasswordToken token = new UsernamePasswordToken(name,password);
		
		//3.执行登录方法
		try {
			subject.login(token);
			
			//登录成功
			//跳转到test.html
			return "redirect:/testTy";
		} catch (UnknownAccountException e) {
			//e.printStackTrace();
			//登录失败:用户名不存在
			model.addAttribute("msg", "用户名不存在");
			return "login";
		}catch (IncorrectCredentialsException e) {
			//e.printStackTrace();
			//登录失败:密码错误
			model.addAttribute("msg", "密码错误");
			return "login";
		}

	}
	
	/**
	 * 未授权
	 * @return
	 */
	@RequestMapping("/noAuth")
	public String forNoAuth() {
		return "noAuth";
	}
	
	
}
